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<html>
<head>
	<title></title>
	<meta name="viewport" content="width=device-width,initial-scale=1.0">
	<style type="text/css">
		body,html{
			padding: 0;
			margin: 0;
		}
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</head>
<body>
	<div style="width: 100%">
		<img style="width: 100%" src="index.jpg"/>
	</div>
</body>
</html>
<script type="text/javascript">
	let reg = /^[a-z0-9A-Z!@#$%^&.()_+\-=*/.?:]{6,16}$/;
	console.log(reg.test("https://tool.lu/"));
</script>